uint8 NOT_AVAILABLE=0
uint8 READY=1
uint8 ACTIVE=2
uint8 INVALID=3

#changan: eps 2a0
bool is_eps_fail
#eps 2a0
#for changan to control steering
uint8 eps_control_state
#unit:Nm
float64 eps_driver_hand_torq

bool is_steering_angle_valid
#unit:degree
float64 steering_angle  
#unit:degree/s   
float64 steering_angle_spd

#byd sas 11f
bool is_trimming_status
bool is_calibration_status
bool is_failure_status
int32 allow_enter_autonomous_mode
int32 current_driving_mode

#lincoln steer
float64 steering_angle_cmd
float64 vehicle_speed
float64 epas_torque
bool steering_enabled
bool driver_override
bool driver_activity
bool watchdog_fault
bool channel_1_fault
bool channel_2_fault
bool calibration_fault
bool connector_fault
float64 timestamp_65
#lincoln vers
int32 major_version
int32 minor_version
int32 build_number
